# Add `samorzad_gov_pl` public-sector-institution corpus
## Summary
This PR adds `samorzad_gov_pl`, a directly collected Polish corpus from 246 local public institutions and one central platform tenant using the shared samorzad.gov.pl platform.
The contribution contains:
- 72,771 documents;
- 109,513,754 characters;
- 41,154,506 `cl100k_base` proxy tokens;
- human-readable publishing institution names in every `author` value;
- discovered `source_url`, fetched `final_url`, recommended `attribution_url`, titles, institution names and license information in a one-to-one attribution sidecar;
- a frozen 247-institution publisher manifest;
- reproducible conversion code, contract tests, datasheet, NOTICE and release-time license evidence.
For 693 retained records the platform redirected the discovered address. Their `attribution_url` uses the fetched `final_url`; both addresses remain available in the sidecar.
## Provenance and licensing
The conversion uses the published source datas…